package com.flong.desgin.patterns.singleton;

public class Test1 {

    public static void main(String[] args) {
        double d =0.931d *128 ;
        double d1 =0.931d *256 ;
        System.out.println(d);
        System.out.println(d1);
        System.out.println(d1-d);
    }
}
